Understood, thanks for clarifying. So if I want to get from MEL-ATH as part of my OWA, it looks like my only other options are:
MEL-LHR-ATH (QF, BA), or
MEL-DOH-ATH (QR)
Except neither of these show on the Qantas multi-city tool - does that mean I'll have to use the call center to include them...